函數逼近 的英文怎麼說

中文拼音 [hánshǔbījìn]
函數逼近 英文
approximation of function
  • 函 : 名詞1. [書面語] （匣; 封套） case; envelope 2. （信件） letter 3. （姓氏） a surname
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 逼 : Ⅰ動詞1 （逼迫; 給人以威脅） compel; force; drive; threaten 2 （強迫索取） extort; exert pressure ...
  • 近 : Ⅰ形容詞1 （空間或時間距離短） near; close 2 （接近） approaching; approximately; close to 3 （親...
  • 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
  • 逼近 : 1 （靠近 接近） press on towards; gain on [upon]; approach; crowd on; close in on; draw near 2 [...
  1. The improvement of belief function ' s approximations

    信任函數逼近方法的改進
  2. In order to calculate easily and do n ' t influence the single - chip microcomputer ' s calculate velocity, we put forward two scheme to deal with the numerical value, one is to use a simple function to close or approach a normal function f ( x ) ( mainly is lagrange ' s intepolation, newton ' s intepolation, hermite ' s intepolation, cubic spline interpolation, etc. ) the other one is function approach ( mainly is chebyshev ' s polynomic. legendre ' s polynomic, laguerre ' s polynomic, method of least squares, etc. ), we analyze and compare the lagrange ' s intepolation and chebyshev ploynomic, at last, we select the chebyshev polynomic to do the value calculating on single - chip microcomputer

    提出了數值處理的二種方案。即用簡單函數近似或逼近一個一般函數f （ x ） （主要有拉格朗日插值、牛頓插值、埃爾米特插值、三次樣條插值等）和函數逼近（主要有切比雪夫多項式、勒讓德多項式、拉蓋爾多項式、最小二乘法等） ，對上述兩個方案中的典型函數?拉格朗日插值和切比雪夫多項式進行了分析比較，最後選取切比雪夫多項式完成單片機上的數值計算。
  3. A drive method of unequalized clock counter in panel display which uses no dissimilarity @ subclass to achieve precision unequalized clock counter correction based on functions approximation theory is proposed. the new method is acquired based on the particular analysis results of the display drive design projects which adopted counter drive method in which the balance between the display image quality and the cost of drive circuit is given. finally, synthesis comparison examples are given

    針對目前以該方法為基礎普遍採用的不同技術方案進行詳盡的分析，根據分析的結果闡明了其在圖像顯示質量和驅動代價方面的優缺點，在此基礎上基於函數逼近理論提出了一種平板顯示器計數器非均勻時鐘驅動方法，該方法在計數器時鐘上採用非相異子集完成高精度的非均勻時鐘計數器校正。
  4. Bpnn is suitable for the soft measurement modeling for its advange of fitting functions

    Bp網具有較好的函數逼近及映射能力，適合涵閘流量軟測量建模。
  5. So the network has the better capability of function approximation and pattern recognition

    因此改進的網路具有較好的函數逼近能力和模式識別能力。
  6. The study of direct and inverse theorems on the approximation of linear operators to functions in normed linear spaces is an important subject in the approximation theory. it is significant in theory and application

    線性運算元對賦范線性空間中函數逼近正逆定理的研究是逼近論中重要的研究課題之一，在理論和實際應用上都具有重要的意義。
  7. Finally, take example for a non - linear function, method mentioned in this paper is used to design wavelet neural network to approximate this function. the computer simulations confirm the method that is brought out in this paper is useful, and prove that wavelet neural network has not only fast convergence and better precision of approximation, but also good capability of forecasting and escaping error

    最後，對於一個實際的非線性函數，用本文介紹的方法來設計小波神經網路來逼近函數，模擬結果表明該方法的有效性，並且表明小波神經網路在函數逼近上，網路的收斂速度快，逼近精度高的特點，並且網路具有很好的泛化能力和容錯性。
  8. The integral method via a scaling and squaring algorithm with the pade approximation is presented. the three - stage lobatto iii a formula is applied to structural dynamic time history analysis. and the three - stage lobatto a formula to use hermite third order interpolations to solve interpolating middle input between two boundary points is present, which provides more accurate solutions

    提出了基於自適應變尺度pad函數逼近的精細積分方法；建立基於lobatto a一階代數微分方程邊界問題數值求解技術求解結構動力學問題的時程分析方法，提出了中間插值點hermite三次插值lobatto a數值逐步積分時程分析方法。
  9. The kanerva ' s sparse distributed memory ( sdm ) tackles the problem of training large data patterns and extendes the storage mode of existing computer. but it ' s address array produced randomly ca n ' t reveal the distribution of patterns and it has ' t the ability of function approximation for its learning rule

    Kanerva的稀疏分佈存儲（ sdm ）模型解決了大維數樣本的訓練問題，推廣了現有計算機的存儲方式。但其地址矩陣的隨機預置方式不能反映樣本的分佈，並且sdm的學習方式使之不能用於函數逼近及時間序列預測問題。
  10. The integrands in the dispersion equation are not integrable in general, so we used the asymptotic expansion solution to analyze the behavior of the dispersion relation at the singularity and mapped the dispersion relation curves approximately the system composed of collisionless particles which obey maxwellian distribution or all kinds of degenerate distribution, even in their mixture system, their dispersion relation are analogous

    一般來說，色散方程中的被積函數都是難以求積的，本文是用函數逼近法分析色散方程在奇點處的行為，並大致劃出色散關系曲線。由無碰撞粒子組成的系統，不管初始分佈是maxwell分佈還是各種簡並分佈，甚至是這些分佈的混合體，色散關系都是相似的。
  11. Reinforcement learning algorithms that use cerebellar model articulation controller ( cmac ) are studied to estimate the optimal value function of markov decision processes ( mdps ) with continuous states and discrete actions. the state discretization for mdps using sarsa - learning algorithms based on cmac networks and direct gradient rules is analyzed. two new coding methods for cmac neural networks are proposed so that the learning efficiency of cmac - based direct gradient learning algorithms can be improved

    在求解離散行為空間markov決策過程（ mdp ）最優策略的增強學習演算法研究方面，研究了小腦模型關節控制器（ cmac ）在mdp行為值函數逼近中的應用，分析了基於cmac的直接梯度演算法對mdp狀態空間離散化的特點，研究了兩種改進的cmac編碼結構，即：非鄰接重疊編碼和變尺度編碼，以提高直接梯度學習演算法的收斂速度和泛化性能。
  12. In chapter two, the basic knowledge related to panel display drive technology and chromaticity is introduced. some terminology of functions approximation theory is presented

    第二章介紹了有關平板顯示器驅動技術的基本原理和顯示色度學相關的基礎知識，同時給出函數逼近理論的基本概念。
  13. In addition, the paper makes relatively in - depth analyses on the function approximation theory of radial basis function neural networks and the stability of the adaptive controller based on radial basis function neural networks

    此外，本文對徑向基函數神經網路的函數逼近理論以及基於徑向基函數神經網路的自適應控制器的穩定性作了較深入的分析。
  14. Since time sectional scan method ( tssm ) acts as the dominant partner in the panel display, attention is drawn to the aspect in the drive methods. according to functions approximation theory, the method of complex merging approximation tssm which utilize multiple dissimilarity @ subclasses to achieve precision visual perception scale control is proposed. the comparison examples are given thereinto

    首先，針對這種在平板顯示器顯示技術方面佔主導地位的驅動方法進行細致的研究，在此基礎上根據函數逼近理論提出了平板顯示器時間片掃描的混合擬合逼近驅動方法，該方法採用多組相異子集_ i ~ *完成高精度的符合視覺感覺的灰度級控制。
  15. Cfd is also used to get the data of performance parameters of the nozzle at different nozzle pressure ratio, different nozzle area ratio and different geometric defected angle. the theory of function approximation is used to establish the transient model of thrust vectoring with the data calculated

    本文通過cfd計算獲得矢量噴管的性能參數，如流量系數、推力系數以及有效推力矢量角等與矢量噴管壓比、面積比以及幾何偏轉角之間的關系數據，並利用函數逼近理論建立了矢量噴管的動態數學模型。
  16. Conditions that a class of sequence has convergent subsequence arc discussed in the paper, this sequence is important in function approximation. the gained conclusions are useful in some relative areas

    摘要文章討論了在函數逼近論中有重要作用的一類序列存在收斂子列的條件，文中所得結論在相關問題的研究中有較重要的作用。
  17. The paper applies algebraic geometry, computational geometry, approximation theory to study the following problems : the nother type theory and the riemann - roch type theory of the piecewise algebraic curve ; the number of real intersection points of piecewise algebraic curves ; the real piecewise algebraic variety and the b - net resultant of polynomials

    本文應用代數幾何，計算幾何，函數逼近論等學科的基本理論，分別就分片代數曲線的n （ ? ） ther型與riemann - roch型定理；分片代數曲線的實交點數；實分片代數簇以及多項式的b -網結式進行研究。
  18. In chapter 5, we first recall some results of the existence and regularity about the minimizers. secondly, we study the euler equations about the variationals and the approximate problems about the minimizers

    第五章我們先闡述關于能量極小映射的相關結果；其次研究能量極小映射的euler方程；之後建立用調和函數逼近能量極小映射之結論。
  19. Based on this point, penman combines the good approximation capacity of fuzzy system and the merits of internal model control, such as simple design, good regulation capacity, high robustness and elimination of the unknown disturbance etc. to construct the fuzzy internal model control system based on ga, which is characterized by high robustness and quick response speed, furthermore, it can bring good control performance when the controlled objects vary in a big range. at last, it is triumphantly used in simulation of the 1st superheated steam temperature reduction control system

    正是基於這種思想，筆者結合內模控制設計簡單、調節性能好、魯棒性強並能消除不可測干擾的影響的特點和模糊系統的良好的函數逼近能力提出基於遺傳演算法的模糊內模控制，其特點是系統的魯棒性強、快速性好，且當被控對象在較大范圍內變化時，控制系統仍然具有良好的調節特性，並將此控制方案成功地應用於500mw機組一級減溫控制系統的模擬中。
  20. Function approximation study of general fuzzy system

    模糊系統的函數逼近特性研究
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